Confidence:StrongSolidPlausibleTentativeSpeculative

• Baron Helmut Zemo

  BBB

  Legendary Creature — Human Noble VillainB

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Doctor Doom

  4BB

  Legendary Creature — Human Scientist VillainB

  Both cards produce the same kind of effect (shared token subtype).
• Red Ghost, Intangible Genius

  2UR

  Legendary Creature — Human Scientist VillainRU

  Both cards produce the same kind of effect (shared token subtype).
• Mordenkainen

  4UU

  Legendary Planeswalker — MordenkainenU

  Both cards produce the same kind of effect (shared token subtype).
• Ultron the Annihilator

  3BB

  Legendary Artifact Creature — Robot VillainB

  Both cards produce the same kind of effect (shared token subtype).
• Mirrorhall Mimic // Ghastly Mimicry

  3U

  Creature — Spirit // Enchantment — AuraU

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Avengers: Under Siege

  2BR

  Enchantment — SagaBR

  Both cards produce the same kind of effect (shared token subtype).
• Jace, Cunning Castaway

  1UU

  Legendary Planeswalker — JaceU

  Both cards produce the same kind of effect (shared token subtype).
• Murmuring Mystic

  3U

  Creature — Human WizardU

  Both cards produce the same kind of effect (shared token subtype).
• Dino DNA

  1

  ArtifactC

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Manaform Hellkite

  2RR

  Creature — DragonR

  Both cards produce the same kind of effect (shared token subtype).
• Chronozoa

  3U

  Creature — IllusionU

  Both cards produce the same kind of effect (shared token subtype).
• Cursed Mirror

  2R

  ArtifactR

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Robot Domination

  3B

  Enchantment — PlanB

  Both cards produce the same kind of effect (shared token subtype).
• Ultron, Unlimited

  1UB

  Legendary Artifact Creature — Robot VillainBU

  Both cards produce the same kind of effect (shared token subtype).
• Age of Ultron

  4B

  Enchantment — SagaB

  Both cards produce the same kind of effect (shared token subtype).
• Madame Masque

  4B

  Legendary Creature — Human VillainB

  Both cards produce the same kind of effect (shared token subtype).
• Minn, Wily Illusionist

  1UU

  Legendary Creature — Gnome WizardU

  Both cards produce the same kind of effect (shared token subtype).
• Rionya, Fire Dancer

  3RR

  Legendary Creature — Human WizardR

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Moonblade Shinobi

  3U

  Creature — Human NinjaU

  Both cards produce the same kind of effect (shared token subtype).
• Callidus Assassin

  4UB

  Creature — Human Shapeshifter AssassinBU

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Living Laser

  4R

  Legendary Creature — Elemental VillainR

  Both cards produce the same kind of effect (shared token subtype).
• Deceptive Frostkite

  UU

  Creature — DragonU

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Helm of the Host

  4

  Legendary Artifact — EquipmentC

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Minotaur, Roxxon CEO

  4BB

  Legendary Creature — Minotaur VillainB

  Both cards produce the same kind of effect (shared token subtype).